| Patents for C12P 17 - Preparation of heterocyclic carbon compounds with only o, n, s, se, or te as ring hetero atoms (13,366) |
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| 03/20/1991 | EP0417785A1 Process for preparing optically active 3-phenylglycidic acid esters |
| 03/19/1991 | US5001241 3-KETO HMG-CoA reductase inhibitors |
| 03/19/1991 | US5001059 L-ascorbic acid production in microorganisms |
| 03/14/1991 | DE3929694A1 New albocyclin derivs. prepn. - by cultivating streptomyces spec dsm 5469 useful as antiviral agents in treatment of influenza and rhinoviruses |
| 03/13/1991 | EP0416282A1 Microbiologically produced N-Acyl-L-proline-acylase, process for its production and its use |
| 03/13/1991 | EP0416097A1 Process for producing tropane alkaloids |
| 03/12/1991 | US4999349 BU-4164E - A and B, prolyl endopeptidase inhibitors |
| 03/12/1991 | US4999196 Compound DC-107 produced by Streptomyces sp. |
| 03/12/1991 | CA1281302C Production of lactones |
| 03/07/1991 | CA2024622A1 Microbiologically produced n-acyl-l-proline acylase, process of producing same and its use |
| 03/05/1991 | US4997755 Enzyme inhibitors, anticholesterol, biosynthesis |
| 03/05/1991 | CA2024554A1 Process for producing thiamine phosphates |
| 02/27/1991 | CN1049520A Method for making tocopherol by cultivation of aesculus chinensis tissue |
| 02/26/1991 | US4996229 Fungicides; antitumor agents |
| 02/26/1991 | US4996149 Microbiological hydroxylation process of quinine, quinidine and derivatives thereof |
| 02/21/1991 | WO1991002055A1 Enhancement of naphthalene dioxygenase activity during microbial indigo production |
| 02/20/1991 | EP0413674A2 Phosphorylated glycosidase inhibitor prodrugs |
| 02/19/1991 | US4994582 Novel antibiotic NK130119 |
| 02/19/1991 | US4994578 Certain anti-tumor duocarmycin antibiotics from streptomyces |
| 02/19/1991 | US4994383 Method for producing trichothecenes and related materials |
| 02/19/1991 | US4994382 Process for production of pyrrolo-quinoline quinone |
| 02/13/1991 | EP0412880A2 Process for the microbiological production of gamma and delta lactones |
| 02/13/1991 | EP0412585A1 Enantioselective preparation of S-2R1,2R2-1,3-dioxolane 4-methanol and derivatives thereof |
| 02/13/1991 | EP0412487A2 Process for the preparation of castanospermine esters |
| 02/13/1991 | EP0412464A1 Butalactin, a process for its preparation and its use as pharmaceutical |
| 02/13/1991 | EP0412160A1 Substance q-2819 and process for its preparation |
| 02/13/1991 | CN1049185A Riboflavinoverproducing strains of bacteria |
| 02/13/1991 | CN1011596B Antibiotic compounds and their preparation |
| 02/12/1991 | US4992423 Polycyclic ether antibiotics |
| 02/06/1991 | EP0411787A2 Microbiological production of 2,3-epoxypropyl ethers |
| 02/06/1991 | EP0411780A2 Continuous process for the recovery of betaine |
| 02/06/1991 | EP0411703A1 Novel HMG-COA synthase inhibitors |
| 02/06/1991 | EP0411660A1 Antitumor antibiotic BU-4061T |
| 02/06/1991 | EP0411268A2 Dibenzo(1,5)dioxocin-5-on derivatives, their use in medicines and process for their preparation |
| 02/05/1991 | US4990693 Novel substances KS-504a, KS-504b, KS-504d and KS-504e and process for their preparation |
| 02/05/1991 | US4990448 Bu-4061T |
| 02/05/1991 | US4990178 Herbicide, its preparation and use |
| 02/05/1991 | CA2022609A1 Bu-4061t |
| 02/01/1991 | CA2022117A1 Hmg-coa synthase inhibitors |
| 01/30/1991 | EP0410615A1 Antiparasitic agent |
| 01/29/1991 | WO1991001731A1 Riboflavin composition and method for production |
| 01/29/1991 | CA2063789A1 Riboflavin composition and method for production |
| 01/24/1991 | WO1991000860A1 Nitrogenous ambruticines, process for obtaining them and their use |
| 01/23/1991 | EP0409399A1 3-keto HMG-COA reductase inhibitors |
| 01/23/1991 | EP0409321A1 Process for producing delta-lactones |
| 01/22/1991 | US4987139 Macrolide immunosuppressant |
| 01/22/1991 | US4987072 Macrocyclic antibiotics |
| 01/21/1991 | CA2021270A1 Process for producing delta-lactones |
| 01/19/1991 | CA2021063A1 Process for manufacturing ethanol, glycerol succinic acid, lactic acid, betaine, potassium sulfate, l-pyrogultamic acid, and free flowing distiller's dry grain and solubles or a solid fertilizer |
| 01/16/1991 | EP0408336A2 Antitumor antibiotic BU-3285T |
| 01/10/1991 | WO1991000362A1 Process for the racemic separation of 4-aryl-2-oxo-pyrrolidine-3-carboxylic acid esters |
| 01/10/1991 | DE3921593A1 Verfahren zur racemattrennung von 4-aryl-2-oxo-pyrrolidin-3-carbonsaeure-ester A process for the resolution of racemic 4-aryl-2-oxo-pyrrolidin-3-carbonsaeure ester |
| 01/08/1991 | US4983775 Novel substances KS-504a, KS-504b, KS-504d and KS-504e and process for their preparation |
| 01/02/1991 | EP0405864A2 Phospholipase A2 inhibitor, microorganisms producing said inhibitor and processes for its production |
| 01/02/1991 | EP0405691A1 A process for the preparation of a S-2,2-R1,R2-1,3-dioxolane-4-methanol |
| 01/02/1991 | EP0405370A1 Riboflavinoverproducing strains of bacteria |
| 01/02/1991 | EP0405151A1 Antibiotic LL-E19085 |
| 01/02/1991 | CA1278542C Immunoregulation |
| 01/01/1991 | US4981980 Drug for treating manic depression |
| 01/01/1991 | US4981792 Immunosuppressant compound |
| 12/30/1990 | CA2020197A1 Process for the preparation of a s-2,2-r ,r -1,3-dioxolane-4-methanol |
| 12/29/1990 | CA2026862A1 Process for the resolution of a 4-aryl-2-oxopyrrolidine-3- carboxylic acid ester racemic |
| 12/27/1990 | EP0404581A2 Process for the preparation of 3-keto, 5-hydroxy simvastatin analogs |
| 12/26/1990 | CN1048041A Dibenzo (1,5) dioxocin-5-one derivatives, their use in medicaments and processes for their prepn. |
| 12/25/1990 | US4980370 Antiparasitic agents |
| 12/23/1990 | CA2019480A1 Process for the preparation of 3-keto, 5-hydroxy simvastatin analogs |
| 12/19/1990 | EP0403242A1 New L-683,590 microbial transformation product |
| 12/19/1990 | CN1047863A 3-keto hmg-co a reductase inhibitors |
| 12/18/1990 | US4978675 Macrolide antibiotics and their preparation |
| 12/18/1990 | US4978617 Process for production of tocopherols |
| 12/13/1990 | WO1990015062A1 Novel acidic polycyclic ether antibiotics and microorganisms useful in the production thereof |
| 12/13/1990 | CA2018710A1 L-683,590 microbial transformation product |
| 12/13/1990 | CA2018659A1 Circulation-active dibenzo[1,5]dioxocin-5-ones |
| 12/12/1990 | EP0401704A2 Process for the preparation of organic esters |
| 12/12/1990 | CN1047696A Anticancer antibiotic mz43-37f11 substance, the production and uses thereof |
| 12/11/1990 | US4977190 Removing water from fermentation discharge in fluidized bed drier |
| 12/09/1990 | CA2018481A1 3-keto hmg-coa reductase inhibitors |
| 12/05/1990 | EP0401138A2 New anticancer antibiotic substance, the production and uses thereof |
| 12/05/1990 | EP0400915A2 Novel acidic polycyclic ether antibiotics and microorganisms useful in the production thereof |
| 12/05/1990 | EP0400779A1 Biological production of novel cyclohexadienediols |
| 12/05/1990 | EP0400312A2 Method and composition for treating protozoal infections with a novel antibacterial agent |
| 12/04/1990 | US4975531 Sakyomicin E and the derivatives thereof, a process for the preparation thereof and the use thereof |
| 12/04/1990 | US4975372 Culturing actinomycetes in presence of 1-683,590 under aerobic fermentation |
| 12/04/1990 | US4975277 Biological control of postharvest rots in fruits using Pseudomonas cepacia and pyrrolnitrin produced therefrom |
| 12/01/1990 | CA2017903A1 Acidic polycyclic ether antibiotics and microorganisms useful in the production thereof |
| 11/30/1990 | CA2017625A1 Method and composition for treating protozoal infections with a novel antibacterial agent |
| 11/30/1990 | CA2010773A1 Biological production of novel cyclohexadienediols |
| 11/28/1990 | EP0399579A1 Macrolides having immunosuppressive activity |
| 11/28/1990 | CN1047341A Technology for preparing water-soluble powder of gibberellin |
| 11/28/1990 | CN1047188A Diazepine herbicides |
| 11/27/1990 | US4973552 Staurosporine fermentation process |
| 11/22/1990 | EP0398588A1 Macrolide antibiotics |
| 11/22/1990 | EP0398514A1 Diazepine herbicides |
| 11/22/1990 | EP0398142A1 New Benzofuran derivatives, processes for the preparation thereof and pharmaceutical composition comprising the same |
| 11/20/1990 | US4971965 Antibiotics, antitumor agents, bactericides |
| 11/20/1990 | US4971909 Transesterification in the presence of hydrolases |
| 11/20/1990 | CA1276577C Microbiological process for the hydroxylation of quinine, quinidine and derivatives thereof |
| 11/14/1990 | EP0397078A1 DC115A compounds possessing antibacterial and antitumour activity |
| 11/14/1990 | CN1046940A Pf 1022 substance, method of producing same and anthelmintic composition containing same |
| 11/14/1990 | CN1046939A Producing method of gibberellin water aqua |